External Tooth, Nylon Washers, Crinkle, Full Washers, Form A
Fibre, Stainless Steel, TPE, Nylon, Copper
24 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
4.85 mm, 3.2 mm, 2.1 mm, 6.4 mm, 6.5 mm
1.8 mm, 0.28 mm, 8.1 mm, 0.16 mm, 2.5 mm
M24, M12, M5 (Form A), M20, M2.5
BS 4320:1968, BS 4320, ASME B18.8.1, BS 4320G, DIN 7603A